National Item Identification Number

01-250-9219

National Stock Number

Item Name

WASHER,FLAT

Federal Supply Class

5310

Description

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.

Commercial and Government Entity Code (Supplier Data)

---

13030

---

SIPPICAN INC.
DBA LOCKHEED MARTIN SIPPICAN INC.
7 BARNABAS ROAD
MARION
MA
02738
508-748-1160

---

21793

---

EADS NORTH AMERICA DEFENSE TEST AND
SERVICES INC.
4 GOODYEAR
IRVINE
CA
92618
210-699-6799

---

13764

---

MICRO PLASTICS INC
11 INDUSTRY LN HWY 178 N
149
FLIPPIN
AR
72634
870-453-2261

---

10933

---

AVIONIC INSTRUMENTS INC
1414 RANDOLPH AVE
AVENEL
NJ
07001
732-388-3500

---

50064

---

O. E. M. CONTROLS INC.
10 CONTROL DR
SHELTON
CT
06484
203-929-8431

---

13764

---

MICRO PLASTICS INC
11 INDUSTRY LN HWY 178 N
149
FLIPPIN
AR
72634
870-453-2261

---

1YGB8

---

CAREY MANUFACTURING COMPANY INC
DBA AMATOM ELECTRONIC HARDWARE
5 PASCO HILL RD
CROMWELL
CT
06416
860-828-0847

---

50064

---

O. E. M. CONTROLS INC.
10 CONTROL DR
SHELTON
CT
06484
203-929-8431

---

86928

---

SEASTROM MANUFACTURING CO.
456 SEASTROM ST
TWIN FALLS
ID
83301
208-737-4300

---

Reference Numbers (Part Numbers)

A192081
N425P7
R-24-2807
W2811
1-001-3201-0053
1467AM-49
17W02811
2275-N1

Required Categories

MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE

Required Description

PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
L-P-410 6/6 FED SPEC SINGLE MATERIA